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Lead Image © Franck, 123RF.com

Lead Image © Franck, 123RF.com

Setting up FreeNAS

FreeNAS offers a range of features to suit your storage needs. We show you how to get started.
Lead Image © MuharremZengin, 123RF.com

Lead Image © MuharremZengin, 123RF.com

Lean on Logwatch

Logging is of such importance in security monitoring and troubleshooting that easy access to the information buried in logfiles is essential. The Logwatch tool monitors logs and analyzes and reports on activities of interest as specified in configuration files.
Lead Image © nerhuz, 123RF.com

Lead Image © nerhuz, 123RF.com

Transport Encryption with DANE and DNSSEC

Those who think that enabling STARTTLS in the mail client will make their mail traffic more secure are wrong. Only those who bank on DANE can be sure that a mail server or a firewall will not switch off encryption in transit.
Lead Image © PozitivStudija, fotolia.com

Lead Image © PozitivStudija, fotolia.com

Zentyal Server 3.5

Some users may struggle when setting up various services, such as web servers, email servers, firewalls, and the like. Zentyal simplifies configuration of all those things, thanks to its intuitive user interface.
Lead Image © SV-Luma, 123RF.com

Lead Image © SV-Luma, 123RF.com

Optimizing utilization with the EDF scheduler

The superior "Earliest Deadline First" task scheduling method has been part of Linux since kernel 3.14.
Lead Image © momo5287, 123RF.com

Lead Image © momo5287, 123RF.com

TCP Stealth hides open ports

Port scans for finding vulnerable services are nothing new, and port knocking as a defense has been around for a while, too. TCP Stealth tries to do something similar, but it takes a more sophisticated approach. We take a closer look.
Lead Image © Ivan Mikhaylov, 123RF.com

Lead Image © Ivan Mikhaylov, 123RF.com

Blending Java with other programming languages

Java is not just about beans, it's also about the huge variety of libraries and frameworks that keep the language alive. If you feel like a bit of blending, Java integrates many flavors of third-party languages.
Lead Image © andresr, fotolia.com

Lead Image © andresr, fotolia.com

Retrieving Windows performance data in PowerShell

The software market offers numerous solutions for tracking the status of Windows computers. However, if you only need to monitor individual computers outside the domain, you can use PowerShell to collect basic health and performance data.
Lead Image © Vlad Kochelaevskiy, Fotolia.com

Lead Image © Vlad Kochelaevskiy, Fotolia.com

Scalable mail storage with Dovecot and Amazon S3

Admins can solve typical mail server scalability problems with Dovecot’s Amazon S3 plugin and the Ceph distributed object store.
Lead Image © lightwise, 123RF.com

Lead Image © lightwise, 123RF.com

Monitor your network infrastructure with SNMP

If you don't have the staff to monitor your network in real time, SNMP and a couple of scripts are all it takes to keep track of your device jungle.
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